One of the most commonly used methods of analysing the age of a certain crust is through analysis of its isotropic composition, such as the presence of the elements of tellurium and selenium. However, by general principle, the continental crusts are considered to be much older than the oceanic crusts.
The correct answer should be A. spores. Ferns don't have seeds and they reproduce using spores
Answer:
A. The energy is transformed to vibrational energy in the sand, rocks, and air.
Explanation:
energy is transformed to vibrational energy in the sand, rocks, and air, cold water from the poles sinks, leaving behind higher salinity water. The beach is an isolated system, so energy is permitted to leave the the system and the energy from the water is not destroyed.